(June 23, 2020) The leading infectious disease expert in the United States has told House lawmakers it is “when, not if” the United States will have a vaccine for COVID-19. Dr Anthony Fauci of the National Institutes of Health told the House Energy and Commerce Committee on Tuesday that he believed a vaccine against the coronavirus might be available by the end of this year or early this year. 2021. A vaccine candidate will enter advanced trials next month. Fauci says, “We feel cautiously optimistic based on the concerted effort.” Learn more about AP Archive: Twitter: Facebook: Google+: Tumblr: Instagram: You can license this story through AP Archive :.